MERITEK LCE24A Transient voltage suppressor Datasheet

/&(
Transient Voltage Suppressors
Series
MERITEK
UL E223045
FEATURES
Plastic package has Underwriters Laboratory Flammability Classification 94V-O.
Glass passivated junction.
1,500W peak pulse power capability with a 10/1000µs waveform,
repetition rate(duty cycle): 0.05%.
Excellent clamping capability.
Low incremental surge resistance.
Fast response time: typically less than 5.0ns from 0 volt to VBR min.
Ideal for data line applications.
DO-201
High temperature soldering guaranteed: 265℃/10 seconds/.375”,
(9.5mm) lead length, 5lbs., (2.3kg) tension.
ECHANICAL DATA
MM
Case: JEDEC DO-201 Molded Plastic.
Terminals: Axial leads, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denotescathode.
Mounting Position: Any.
Weight: 0.045 ounce, 1.2 grams.
MAXIMUM RATINGS AND CHARACTERISTICS
M
Ratings at 25℃ ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
Peak Pulse Power Dissipation on 10/1000μs waveform. (Note1,Fig.1) PPPM
Peak Pulse Current on 10/1000μs waveform. (Note1,Fig.3) IPPM6He Table
Steady State Power Dissipation at TL =75℃,Lead length .375” (9.5mm).
(Fig.5)
Operating junction and Storage Temperature Range.
PM(AV)
TJ , TSTG
Minimum
1500
UNIT
Watts
Amps
6.5 Watts
-55 to +175 ℃
Note: Non-repetitive current pulse, per Fig. 3 and derated above TA = 25℃ per Fig. 2.
All specifications are subject to change without notice.
1
Rev 7
/&(
Transient Voltage Suppressors
Series
MERITEK
P
d
PACKAGE DIMENSIONS
DIA.
s
DIA.
L
L
DO-201
Millimeters
Item
E
T
Inches
Min.
Max.
Min.
Max.
L
25.40
-
1.000
-
T
7.20
9.50
0.285
0.375
d
4.80
5.30
0.190
0.210
s
0.96
1.07
0.038
0.042
SPECIFICATIONS
Reverse Breakdown Breakdown
Part
Number
Stand-Off
Voltage
Voltage
Voltage
Min.@IT
Max.@IT
VRWM(V)
Maximum
Maximum
Maximum
Maximum
Working
Working
Peak
Test
Reverse
Junction
Inverse
Blocking
Inverse
Current
Leakage
Current
Voltage
Capacitance
Blocking
Leakage
Blocking
@VRWM
Per fig.3
@IPP
@0V
Voltage
Current
Voltage
IR(µA)
IPP(A)
VC(V)
(pF)
VWIB(V)
IIB(mA)
VPIB(V)
VBR MIN.(V) VBR MAX.(V) IT(mA)
Peak Pulse Clamping
LCE6.5A
6.5
7.22
7.98
10
1000
100
11.2
100
75
1.0
100
LCE7.0A
7.0
7.78
8.60
10
500
100
12.0
100
75
1.0
100
LCE7.5A
7.5
8.33
9.21
10
250
100
12.9
100
75
1.0
100
LCE8.0A
8.0
8.89
9.83
1
100
100
13.6
100
75
1.0
100
LCE8.5A
8.5
9.44
10.40
1
50
100
14.4
100
75
1.0
100
LCE9.0A
9.0
10.00
11.10
1
10
97
15.4
100
75
1.0
100
LCE10A
10.0
11.10
12.30
1
5
88
17.0
100
75
1.0
100
LCE11A
11.0
12.20
13.50
1
1
82
18.2
100
75
1.0
100
LCE12A
12.0
13.30
14.70
1
1
75
19.9
100
75
1.0
100
LCE13A
13.0
14.40
15.90
1
1
70
21.5
100
75
1.0
100
LCE14A
14.0
15.60
17.20
1
1
65
23.2
100
75
1.0
100
LCE15A
15.0
16.70
18.50
1
1
61
24.4
100
75
1.0
100
LCE16A
16.0
17.80
19.70
1
1
57
26.0
100
75
1.0
100
LCE17A
17.0
18.90
20.90
1
1
54
27.6
100
75
1.0
100
LCE18A
18.0
20.00
22.10
1
1
51
29.2
100
75
1.0
100
LCE20A
20.0
22.20
24.50
1
1
46
32.4
100
75
1.0
100
LCE22A
22.0
24.40
26.90
1
1
42
35.5
100
75
1.0
100
LCE24A
24.0
26.70
29.50
1
1
39
38.9
100
75
1.0
100
LCE26A
26.0
28.90
31.90
1
1
36
42.1
100
75
1.0
100
LCE28A
28.0
31.10
34.40
1
1
33
45.5
100
75
1.0
100
2
Rev 7
/&(
Transient 9ROWDJH6XSSUHVVRUV
Series
MERITEK
RATING AND CHARACTERISTIC CURVES
(TA: 25°C UNLESS OTHERWISE SPECIFIED)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
Percentage of Rated Power (%)
PPPM - Peak Pulse Power (kW)
1000
100
10
1
0.1
0.000001
0.00001
0.0001
A verage Power
75
50
25
0
0.001
td-Pluse Width (Sec.)
Figure 3 - Pulse Waveform
Peak Power
(Single Pulse)
0
25
50
75
100
125
150
TL Lead Temperature (ºC)
175
Figure 4 - AC Line Protection Application
150
I
IPPM - Peak Pulse Current, % RSM
tr=10µsec
T J =2 5°C
Pulse Width(td) is defined
as the point where the peak
current decays to5 0% of IPPM
Peak Value
IPPM
10 0
Half Value
IPPM
IPPM
(
50
2
)
10/1000µsec. Waveform
as defined by R.E.A
Low Capacitance
Application Note: Device must be used with two
units in parallel, opposite in polarity as shown in
circuit for AC signal line protection.
td
0
1.0
0
2.0
3.0
4.0
t-Time (ms)
Steady State Power Dissipation (W)
Figure 5 - Steady State Power Dissipation Derating Curve
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100 125
150 175
200
TL-Lead Temperature (ºC)
3
Rev 7
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